Simplify: (9x^5)(4x^4)

please show your work so i can see how to do this thank you <3

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Which of the following is an example of conditional probability